geometric algorithms

Questions 1. Let P and Q be convex polygons. Prowe or disprove by showing a counter example. (a) PNQ is convex. Here P\Q= {all points pe Pip&Q}. (5) PUQ is convex (e) PnQ is convex. (d) bonus - 5 points The R= { pre qenvexThat is on www peP and every point qe Q. w point and which is welur Surnal and 4, The Ris the union of all e se will be woman for Water CESE